Method getScriptOptions

/**
 * Get script(s) options
 *
 * @param   string  $key  Name in Storage
 *
 * @return  array  Options for given $key, or all script options
 *
 * @since   3.5
 */
public function getScriptOptions($key = null)
{
    if ($key) {
        return empty($this->scriptOptions[$key]) ? array() : $this->scriptOptions[$key];
    } else {
        return $this->scriptOptions;
    }
}